/* Copyright 2019 The OpenTracing Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.opentracing.contrib.specialagent;

/**
 * Represents a supplier of results.
 * <p>
 * There is no requirement that a new or distinct result be returned each time
 * the supplier is invoked.
 *
 * @param <T> The type of results supplied by this supplier.
 */
public interface Supplier<T> {
  /**
   * Gets a result.
   *
   * @return A result.
   */
  T get();
}